Lard-lamp



w. s. 'MOORE.

Lard Lamp.

No. 2,950, Patented Feb; 10, 1843;

n. PETERS. mumm -aha. Wnh'mituk 0.0

UNITED STATES PATENT OFFICE.

WM. S. MOORE. OF SPRINGFIELD, ILLINOIS.

LARD-LAMP.

Specification of Letters Iatent N0. 2,950, dated February 10, 1843.

ing the lamp with a spiral thread or male screw A on the circumferenceof the top of the lamp stand B, corresponding with a spiral groove orfemale screw C formed on the inside of the lamp or lard holder D for thepurpose of depressing the wicks as the lard is consumed, or in otherwords bringing the burners nearer to the surface of the melted lard asthe consumption goes on, by simply turning the lard holder D to theright while the stand B remains permanent,

the wick tubes E descending into the cavity F in the center of the standB. By this operation the lard is kept always in contact with the flameby a gradual and easy movement of the screw. There are otherimprovements in the lamp but this is the most essential.

The stand B may be constructed in the usual manner except the head ofthe same upon which the lard rests and on which the male screw aroundthe circumference of the same is formed. The lard holder D may also beconstructed as is usual with the exception of the addition of the femalescrew on the inside thereof. The wick tubes E and basin Gr are likewisemade in the usual manner. 7

hat- I claim as my invention and 'which I desire to secure by LettersPatent is v Constructing the lard lamp with a male .screw on thecircumference of the head of W. o S- MOORE.

" Witnesses:

EDMUND M HER, WM. P. ELLIOT.

